if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(SystemZ|s390x)")
  message(STATUS "Forcing characters to be signed, as on x86_64.")
  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsigned-char")
  message(STATUS "Cannot build WAMR on this platform, so WASM support is disabled.")
  set(FLB_WASM OFF)
  message(STATUS "This platform does not support LuaJIT, so it's disabled.")
  set(FLB_LUAJIT OFF)
endif ()
